<template>
	<view>
		<view class="goods-list">
			<view v-for="(item, i) in goodsList" :key="i" @click="gotoDetail(item)">
				<!-- 为 my-goods 组件动态绑定 goods 属性的值 -->
				<my-goods :goods="item"></my-goods>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				queryObj: {
					query: '',
					cid: '',
					pagenum: 1,
					pagesize: 10
				},
				goodsList: [],
				total: 0,
				// 节流阀
				isloading: false
			};
		},
		onLoad(options) {
			// 如不存在返回 ''
			this.queryObj.query = options.query || '';
			this.queryObj.cid = options.cid || '';
			this.getGoodsList();
		},
		methods: {
			async getGoodsList() {
				// 打开节流阀
				this.isloading = true
				const { data: res } = await uni.$http.get('/api/public/v1/goods/search', this.queryObj)
				// 关闭节流阀
				// this.isloading = false
				if (res.meta.status !== 200) {
					return uni.$showMsg()
				}
				this.isloading = false
				this.goodsList = [...this.goodsList, ...res.message.goods];
				this.total = res.message.total;
			},
			gotoDetail(item) {
				uni.navigateTo({
					url:'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id
				})
			}
		},
		onReachBottom() {
			if (this.queryObj.pagenum * this.queryObj.pagesize >= this.total) {
				return uni.$showMsg('数据加载完毕！')
			}
			if (this.isloading) return

			// 页码值自增+1
			this.queryObj.pagenum ++;
			this.getGoodsList();
		}
	}
</script>

<style lang="scss">

</style>
